Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. An inversion control circuit, comprising an input circuit, a switching control circuit, a first output circuit, and a second output circuit, wherein: the input circuit is connected respectively with an input signal end, a reference signal end, a first node and a second node, and the input circuit is configured to provide the first node and the second node respectively with a signal of the reference signal end under the control of the input signal end; the switching control circuit is connected respectively with a first switching control signal end, a second switching control signal end, the first node and the second node, and the switching control circuit is configured to provide the first node with a signal of the first switching control signal end under the control of the first switching control signal end, and to provide the second node with a signal of the second switching control signal end under the control of the second switching control signal end; the first output circuit is connected respectively with the input signal end, the reference signal end and an inverted signal output end of the inversion control circuit, and the first output circuit is configured to provide the inverted signal output end with the signal of the reference signal end under the control of the input signal end; and the second output circuit is connected respectively with the first switching control signal end, the second switching control signal end, the first node, the second node and the inverted signal output end, and the second output circuit is configured to provide the inverted signal output end with the signal of the first switching control signal end under the control of a signal of the first node, and to provide the inverted signal output end with the signal of the second switching control signal end under the control of a signal of the second node.
An inversion control circuit is designed to generate an inverted output signal from an input signal while allowing dynamic control over the inversion process. The circuit includes an input circuit, a switching control circuit, a first output circuit, and a second output circuit. The input circuit receives an input signal and a reference signal, distributing the reference signal to two internal nodes based on the input signal. The switching control circuit then selectively applies first and second switching control signals to these nodes, enabling dynamic adjustment of the inversion behavior. The first output circuit directly inverts the input signal by passing the reference signal to the output under input signal control. The second output circuit further modulates the inverted signal by selectively passing either of the switching control signals to the output, depending on the states of the internal nodes. This design allows flexible inversion control, useful in applications requiring dynamic signal inversion with adjustable characteristics. The circuit ensures precise signal inversion while providing additional control over the output through the switching signals, enhancing versatility in signal processing applications.
2. The inversion control circuit according to claim 1 , wherein the potential of the first switching control signal end is an opposite potential in each adjacent preset interval length of time; the potential of the first switching control signal end and the potential of the second switching control signal end are opposite potentials; and the preset interval length of time is a period of time in which N frames are displayed, and N is an integer more than or equal to 1.
This invention relates to an inversion control circuit for display panels, specifically addressing the need to reduce power consumption and improve display quality by controlling the polarity inversion of driving signals. The circuit generates switching control signals to alternate the polarity of pixel voltages in a display panel, ensuring proper image rendering while minimizing power loss. The first switching control signal alternates between opposite potentials in adjacent preset time intervals, each interval corresponding to a display period for N frames, where N is an integer of 1 or more. The second switching control signal maintains an opposite potential to the first signal, ensuring synchronized polarity inversion across the display. This design prevents flicker and reduces power consumption by optimizing the inversion timing and signal relationships. The circuit is particularly useful in active-matrix displays, such as LCDs, where controlled polarity inversion is essential for maintaining image quality and efficiency. The preset interval length ensures compatibility with various display refresh rates, allowing flexible adaptation to different display applications.
3. The inversion control circuit according to claim 1 , wherein the potential of a valid pulse signal of the input signal end is a high potential, and the potential of the reference signal end is a low potential; or the potential of a valid pulse signal of the input signal end is a low potential, and the potential of the reference signal end is a high potential.
This invention relates to an inversion control circuit designed to manage signal inversion in electronic systems. The circuit addresses the need for flexible signal inversion control, allowing the inversion state to be dynamically adjusted based on input conditions. The core functionality involves selectively inverting or maintaining the polarity of an input signal relative to a reference signal. The circuit includes an input signal end and a reference signal end, where the input signal is compared against the reference signal to determine inversion. The valid pulse signal of the input signal end can operate at a high potential while the reference signal end operates at a low potential, or vice versa. This configuration ensures that the circuit can handle both high-to-low and low-to-high signal transitions, providing versatility in signal processing applications. The inversion control is achieved through a comparator or similar logic that evaluates the relative potentials of the input and reference signals, enabling precise control over signal inversion without additional external components. This design simplifies circuit implementation while maintaining reliable inversion functionality. The circuit is particularly useful in digital and analog systems where signal polarity needs to be dynamically adjusted for compatibility with downstream components or processing stages.
4. The inversion control circuit according to claim 1 , wherein the switching control circuit comprises a first switch transistor and a second switch transistor, wherein: the first switch transistor has both a control electrode and a first electrode connected with the first switching control signal end, and a second electrode connected with the first node; and the second switch transistor has both a control electrode and a first electrode connected with the second switching control signal end, and a second electrode connected with the second node.
An inversion control circuit is used in electronic systems to manage signal inversion, particularly in applications requiring precise control of signal polarity. The circuit addresses the need for reliable and efficient signal inversion while minimizing power loss and signal distortion. The circuit includes a switching control circuit that regulates the inversion process through two switch transistors. The first switch transistor has its control electrode and first electrode connected to a first switching control signal end, while its second electrode is connected to a first node. The second switch transistor has its control electrode and first electrode connected to a second switching control signal end, with its second electrode connected to a second node. These transistors enable selective inversion of signals based on the control signals applied to their respective ends. The configuration ensures that the signal inversion is accurately controlled, reducing errors and improving system performance. The circuit is particularly useful in digital and analog signal processing, where precise signal inversion is critical for proper operation. The use of switch transistors allows for fast and efficient switching, enhancing the overall reliability of the system.
5. The inversion control circuit according to claim 4 , wherein the input circuit comprises a third switch transistor and a fourth switch transistor, wherein: the third switch transistor has a control electrode connected with the input signal end, a first electrode connected with the reference signal end, and a second electrode connected with the first node; and the fourth switch transistor has a control electrode connected with the input signal end, a first electrode connected with the reference signal end, and a second electrode connected with the second node.
This invention relates to an inversion control circuit used in electronic systems, particularly for generating an inverted output signal from an input signal. The circuit addresses the need for precise signal inversion while minimizing power consumption and signal distortion. The circuit includes an input circuit that receives an input signal and a reference signal, and generates an inverted output signal at an output end. The input circuit comprises a third switch transistor and a fourth switch transistor. The third switch transistor has a control electrode connected to the input signal, a first electrode connected to the reference signal, and a second electrode connected to a first node. The fourth switch transistor has a control electrode connected to the input signal, a first electrode connected to the reference signal, and a second electrode connected to a second node. These transistors operate in response to the input signal to control the flow of the reference signal, thereby generating the inverted output signal. The circuit ensures efficient signal inversion with low power consumption and high accuracy, making it suitable for applications in digital and analog signal processing.
6. The inversion control circuit according to claim 1 , wherein the first output circuit comprises a fifth switch transistor, wherein: the fifth switch transistor has a control electrode connected with the input signal end, a first electrode connected with the reference signal end, and a second electrode connected with the inverted signal output end.
This invention relates to an inversion control circuit used in electronic systems, particularly for generating an inverted signal from an input signal. The circuit addresses the need for efficient signal inversion while maintaining signal integrity and minimizing power consumption. The inversion control circuit includes a first output circuit that generates an inverted signal based on an input signal and a reference signal. The first output circuit contains a fifth switch transistor, which is a key component in the signal inversion process. The fifth switch transistor has a control electrode connected to the input signal end, allowing the input signal to control its operation. The first electrode of the transistor is connected to the reference signal end, providing a reference voltage or current for inversion. The second electrode is connected to the inverted signal output end, where the inverted signal is produced. The transistor's configuration ensures that the input signal is accurately inverted while maintaining signal stability and minimizing distortion. The circuit is designed to operate efficiently, making it suitable for applications requiring precise signal inversion with low power consumption.
7. The inversion control circuit according to claim 6 , wherein the second output circuit comprises a sixth switch transistor and a seventh switch transistor, wherein: the sixth switch transistor has a control electrode connected with the first node, a first electrode connected with the first switching control signal end, and a second electrode connected with the inverted signal output end; and the seventh switch transistor has a control electrode connected with the second node, a first electrode connected with the second switching control signal end, and a second electrode connected with the inverted signal output end.
The invention relates to an inversion control circuit used in electronic systems, particularly for generating an inverted signal from an input signal. The circuit addresses the need for efficient signal inversion with precise control over switching behavior, ensuring reliable operation in integrated circuits. The circuit includes a second output circuit comprising two switch transistors: a sixth switch transistor and a seventh switch transistor. The sixth switch transistor has a control electrode connected to a first node, a first electrode connected to a first switching control signal end, and a second electrode connected to an inverted signal output end. The seventh switch transistor has a control electrode connected to a second node, a first electrode connected to a second switching control signal end, and a second electrode also connected to the inverted signal output end. These transistors work together to control the inversion of the input signal based on the states of the first and second nodes, which are influenced by the switching control signals. The configuration ensures that the inverted signal is generated accurately while maintaining low power consumption and high switching speed. The circuit is particularly useful in applications requiring precise signal inversion, such as digital logic circuits and memory systems.
8. A method for driving the inversion control circuit according to claim 1 , the method comprising: in the first stage, providing, by the input circuit, the first node and the second node respectively with the signal of the reference signal end under the control of the input signal end; and providing, by the first output circuit, the inverted signal output end with the signal of the reference signal end under the control of the input signal end; and in the second stage, providing, by the switching control circuit, the first node with the signal of the first switching control signal end under the control of the first switching control signal end; and providing, by the second output circuit, the inverted signal output end with the signal of the first switching control signal end under the control of the signal of the first node; or in the second stage, providing, by the switching control circuit, the second node with the signal of the second switching control signal end under the control of the second switching control signal end; and providing, by the second output circuit, the inverted signal output end with the signal of the second switching control signal end under the control of the signal of the second node.
This invention relates to a method for driving an inversion control circuit, which is used to generate an inverted signal output. The circuit operates in two stages. In the first stage, an input circuit provides a first node and a second node with signals from a reference signal end based on an input signal. Simultaneously, a first output circuit supplies the inverted signal output end with the reference signal under the control of the input signal. In the second stage, a switching control circuit selectively provides the first node with a signal from a first switching control signal end or the second node with a signal from a second switching control signal end, depending on the respective switching control signals. The second output circuit then generates the inverted signal output based on the signal from the first or second switching control signal end, controlled by the signal at the first or second node. This method enables dynamic inversion control by leveraging multiple signal paths and switching mechanisms, allowing flexible signal inversion based on different control inputs. The circuit is designed to efficiently manage signal inversion in electronic systems, particularly where dynamic control of inverted outputs is required.
9. A display panel, comprising at least one clock signal line, wherein the display panel further comprises: inverted clock signal lines corresponding to the respective clock signal lines in a one-to-one manner, and the inversion control circuits according claim 1 corresponding to the respective clock signal lines in a one-to-one manner; and the inversion control circuits have their input signal ends connected with their corresponding clock signal lines, and their inverted signal output ends connected with their corresponding inverted clock signal lines.
A display panel includes at least one clock signal line, along with corresponding inverted clock signal lines and inversion control circuits. Each clock signal line is paired with an inverted clock signal line and an inversion control circuit. The inversion control circuits receive input signals from their respective clock signal lines and output inverted signals to their corresponding inverted clock signal lines. The inversion control circuits are designed to invert the clock signals, ensuring that the inverted clock signal lines carry the opposite phase of the original clock signals. This setup allows for precise timing control in display operations, reducing signal interference and improving synchronization between different components of the display panel. The one-to-one correspondence between clock signal lines, inverted clock signal lines, and inversion control circuits ensures consistent and reliable signal inversion across the display panel. This configuration is particularly useful in high-resolution or high-refresh-rate displays where accurate timing is critical for optimal performance.
10. The display panel according to claim 9 , wherein the display panel further comprises a gate driver circuit consisted of a plurality of concatenated shift register elements; the respective levels of shift register elements have their first reference signal ends connected with the same signal line configured to input a first reference signal, their second reference signal ends connected with the same signal line configured to input a second reference signal, and their third reference signal ends connected with the same signal line configured to input a third reference signal; and the signal line configured to input the first reference signal is connected with the first switching control signal ends of the inversion control circuits, the signal line configured to input the second reference signal is connected with the second switching control signal ends of the inversion control circuits, and the signal line configured to input the third reference signal is connected with the reference signal ends of the inversion control circuits.
A display panel includes a gate driver circuit with concatenated shift register elements, each having three reference signal ends. The first, second, and third reference signal ends of all shift register elements are connected to a common signal line for each respective reference signal. The first reference signal line is also connected to the first switching control signal ends of inversion control circuits, the second reference signal line to the second switching control signal ends, and the third reference signal line to the reference signal ends of the inversion control circuits. This configuration ensures synchronized signal distribution across the shift register elements, improving gate driver efficiency and reducing signal interference. The inversion control circuits regulate signal inversion within the shift register elements, enhancing display performance by maintaining consistent signal integrity. The shared signal lines minimize wiring complexity while ensuring reliable signal transmission. This design is particularly useful in high-resolution displays where precise timing and signal stability are critical. The gate driver circuit's structure allows for scalable integration, supporting various display sizes and resolutions.
11. The display panel according to claim 9 , wherein the display panel comprises at most three clock signal lines.
A display panel includes a plurality of pixel circuits arranged in rows and columns, where each pixel circuit is connected to a data line and a scan line. The display panel further includes a clock signal line that provides a clock signal to the pixel circuits to control their operation. The clock signal line is shared among multiple pixel circuits to reduce the number of signal lines in the display panel. In some configurations, the display panel includes at most three clock signal lines, which are used to distribute the clock signal efficiently across the panel. This reduces the complexity and cost of the display panel while maintaining reliable signal transmission. The shared clock signal line ensures synchronized operation of the pixel circuits, improving display performance. The design is particularly useful in high-resolution displays where minimizing signal lines is critical for space efficiency and manufacturing simplicity.
12. The display panel according to claim 9 , wherein the respective clock signal lines, the respective inverted clock signal lines, and the respective inversion control circuits are located in a non-display area of the display panel.
A display panel includes a plurality of clock signal lines, inverted clock signal lines, and inversion control circuits. These components are positioned in a non-display area of the panel, outside the active display region. The clock signal lines and inverted clock signal lines are used to transmit timing signals for driving the display, while the inversion control circuits regulate the polarity of the signals to prevent image degradation over time. By locating these elements in the non-display area, the design optimizes the active display space while maintaining signal integrity and control functionality. This configuration is particularly useful in high-resolution or compact display designs where minimizing non-display regions is critical. The arrangement ensures efficient signal distribution without interfering with the display's active area, improving overall performance and reliability.
13. A display device, comprising the display panel according claim 9 .
A display device includes a display panel with a plurality of pixel circuits arranged in an array. Each pixel circuit includes a driving transistor, a light-emitting element, and a compensation circuit. The compensation circuit is configured to compensate for threshold voltage variations in the driving transistor to ensure consistent brightness across the display. The driving transistor controls current flow to the light-emitting element, which emits light based on the current. The compensation circuit adjusts the driving transistor's gate voltage to counteract threshold voltage shifts, maintaining accurate current levels. The display panel may also include a plurality of scan lines and data lines connected to the pixel circuits to provide control and data signals. The display device may further include a timing controller and a power supply to manage signal timing and voltage levels. This design improves display uniformity and reliability by mitigating the effects of transistor degradation over time. The compensation circuit dynamically adjusts the driving transistor's operation to sustain consistent performance, addressing issues related to brightness variations caused by threshold voltage drift in organic light-emitting diode (OLED) or other display technologies. The display device is suitable for high-resolution applications requiring stable and uniform brightness.
14. An inversion control circuit, comprising: an input circuit, a switching control circuit, a first output circuit, and a second output circuit, wherein: the input circuit is connected respectively with an input signal end, a reference signal end and a first node, and the input circuit is configured to provide the first node with a signal of the reference signal end under the control of the input signal end; the switching control circuit is connected respectively with a switching control signal end and the first node, and the switching control circuit is configured to provide the first node with a signal of the switching control signal end under the control of the switching control signal end; the first output circuit is connected respectively with the input signal end, the reference signal end and an inverted signal output end of the inversion control circuit, and the first output circuit is configured to provide the inverted signal output end with the signal of the reference signal end under the control of the input signal end; and the second output circuit is connected respectively with the switching control signal end, the first node and the inverted signal output end, and the second output circuit is configured to provide the inverted signal output end with the signal of the switching control signal end under the control of a signal of the first node.
The invention relates to an inversion control circuit designed to selectively invert or pass through an input signal based on control signals. The circuit addresses the need for flexible signal inversion in electronic systems, where traditional inverters lack dynamic control over inversion states. The circuit includes an input circuit, a switching control circuit, a first output circuit, and a second output circuit. The input circuit connects to an input signal, a reference signal, and a first node, allowing the reference signal to be passed to the first node when enabled by the input signal. The switching control circuit connects to a switching control signal and the first node, enabling the switching control signal to be passed to the first node when activated. The first output circuit connects to the input signal, reference signal, and an inverted signal output, providing the reference signal to the output when enabled by the input signal. The second output circuit connects to the switching control signal, the first node, and the inverted signal output, delivering the switching control signal to the output when the first node is active. This configuration allows the circuit to dynamically switch between inversion and non-inversion states based on the input and switching control signals, offering greater flexibility in signal processing applications.
15. The inversion control circuit according to claim 14 , wherein the potential of a valid pulse signal of the input signal end is a high potential, the potential of the reference signal end is a low potential, and the potential of the switching control signal end is a high potential; or the potential of a valid pulse signal of the input signal end is a low potential, the potential of the reference signal end is a high potential, and the potential of the switching control signal end is a low potential.
This invention relates to an inversion control circuit designed for signal processing in electronic systems. The circuit addresses the need for precise control over signal inversion, ensuring accurate and reliable signal manipulation in various applications. The circuit includes an input signal end, a reference signal end, and a switching control signal end. The input signal end receives an input signal, while the reference signal end provides a reference potential. The switching control signal end determines whether the input signal is inverted or passed through unchanged. The circuit operates by comparing the potential levels of the input signal, reference signal, and switching control signal. When the valid pulse signal of the input signal end is at a high potential, the reference signal end is at a low potential, and the switching control signal end is at a high potential, the circuit passes the input signal without inversion. Conversely, when the valid pulse signal of the input signal end is at a low potential, the reference signal end is at a high potential, and the switching control signal end is at a low potential, the circuit inverts the input signal. This dual-mode operation allows for flexible signal processing, adapting to different signal conditions and requirements. The circuit ensures efficient and accurate signal inversion control, enhancing performance in electronic systems where precise signal manipulation is critical.
16. The inversion control circuit according to claim 14 , wherein the switching control circuit comprises a first switch transistor, wherein: the first switch transistor has both a control electrode and a first electrode connected with the switching control signal end, and a second electrode connected with the first node.
This invention relates to an inversion control circuit used in electronic systems, particularly for managing signal inversion in integrated circuits. The circuit addresses the need for precise control of signal inversion states, ensuring reliable operation in applications such as digital logic, memory circuits, or signal processing. The invention focuses on improving the efficiency and accuracy of signal inversion by incorporating a switching control circuit with a first switch transistor. The first switch transistor has a control electrode and a first electrode connected to a switching control signal end, while its second electrode is connected to a first node. This configuration allows the transistor to selectively enable or disable signal inversion based on the control signal, ensuring proper signal routing and state management. The switching control circuit works in conjunction with other components to dynamically adjust the inversion state, enhancing circuit performance and reducing power consumption. The transistor's connection to the first node ensures that the inversion control is directly influenced by the switching control signal, providing a direct and efficient means of managing signal inversion. This design is particularly useful in applications requiring high-speed signal switching and precise control over inversion states.
17. The inversion control circuit according to claim 16 , wherein the input circuit comprises a second switch transistor, wherein: the second switch transistor has a control electrode connected with the input signal end, a first electrode connected with the reference signal end, and a second electrode connected with the first node.
This invention relates to an inversion control circuit used in electronic systems, particularly for signal processing applications where precise inversion and control of input signals are required. The problem addressed is the need for efficient and reliable signal inversion while maintaining signal integrity and minimizing power consumption. The inversion control circuit includes an input circuit that processes an input signal and a reference signal to generate an inverted output. The input circuit contains a second switch transistor, which is a key component for signal inversion. The second switch transistor has a control electrode connected to the input signal end, allowing the input signal to control its operation. A first electrode of the transistor is connected to the reference signal end, providing a stable reference voltage or current for the inversion process. The second electrode is connected to a first node, which serves as an intermediate point for signal processing before the final output is generated. The circuit ensures that the input signal is accurately inverted while maintaining low power consumption and high signal fidelity. The second switch transistor's configuration allows for precise control of the inversion process, making the circuit suitable for applications requiring high-speed signal processing and low-noise operation. The reference signal connection ensures stability and consistency in the inversion process, reducing errors and improving overall performance. This design is particularly useful in analog and mixed-signal integrated circuits where signal inversion is a critical function.
18. The inversion control circuit according to claim 14 , wherein the first output circuit comprises a third switch transistor, wherein: the third switch transistor has a control electrode connected with the input signal end, a first electrode connected with the reference signal end, and a second electrode connected with the inverted signal output end.
The invention relates to an inversion control circuit designed to generate an inverted signal from an input signal. The circuit addresses the need for efficient signal inversion in electronic systems, particularly where precise control and low power consumption are required. The circuit includes a first output circuit that generates the inverted signal based on the input signal and a reference signal. The first output circuit contains a third switch transistor, which is a key component in the signal inversion process. The third switch transistor has a control electrode connected to the input signal end, allowing the input signal to control the transistor's operation. The first electrode of the transistor is connected to the reference signal end, providing a stable reference voltage or current for the inversion process. The second electrode is connected to the inverted signal output end, where the inverted signal is produced. This configuration ensures that the input signal is accurately inverted while maintaining signal integrity and minimizing power loss. The circuit is particularly useful in applications requiring fast and reliable signal inversion, such as digital logic circuits, communication systems, and power management units.
19. The inversion control circuit according to claim 18 , wherein the second output circuit comprises a fourth switch transistor, wherein: the fourth switch transistor has a control electrode connected with the first node, a first electrode connected with the switching control signal end, and a second electrode connected with the inverted signal output end.
This invention relates to an inversion control circuit used in electronic systems, particularly for generating an inverted signal from an input switching control signal. The circuit addresses the need for efficient and reliable signal inversion in applications such as power management, digital logic, or signal processing, where accurate inversion of control signals is critical. The inversion control circuit includes a second output circuit that incorporates a fourth switch transistor. This transistor has a control electrode connected to a first node, a first electrode connected to the switching control signal input, and a second electrode connected to the inverted signal output. The first node is part of the circuit's control logic, which determines the state of the fourth switch transistor. When the switching control signal is active, the transistor conducts, allowing the signal to pass through and be inverted at the output. The circuit ensures that the inverted signal is generated with minimal delay and distortion, improving system performance. The fourth switch transistor operates in conjunction with other components in the circuit to provide precise inversion. The control electrode's connection to the first node ensures that the transistor's state is synchronized with the input signal, while the first and second electrodes define the signal path. This configuration allows for efficient signal inversion while maintaining low power consumption and high reliability. The circuit is particularly useful in applications requiring fast and accurate signal inversion, such as in digital logic gates, power converters, or signal conditioning circuits.
20. A method for driving the inversion control circuit according to claim 14 , the method comprising: in the first stage, providing, by the input circuit, the first node with the signal of the reference signal end under the control of the input signal end; and providing, by the first output circuit, the inverted signal output end with the signal of the reference signal end under the control of the input signal end; and in the second stage, providing, by the switching control circuit, the first node with the signal of the switching control signal end under the control of the switching control signal end; and providing, by the second output circuit, the inverted signal output end with the signal of the switching control signal end under the control of the signal of the first node.
This invention relates to a method for driving an inversion control circuit, which is used to generate an inverted signal from an input signal. The circuit addresses the challenge of efficiently controlling signal inversion in electronic systems, particularly in applications requiring precise timing and signal integrity. The method operates in two stages. In the first stage, an input circuit provides a first node with a signal from a reference signal end based on an input signal. Simultaneously, a first output circuit supplies an inverted signal output end with the reference signal under the control of the input signal. This stage ensures that the initial signal inversion is derived from a stable reference. In the second stage, a switching control circuit provides the first node with a signal from a switching control signal end, controlled by the switching control signal. A second output circuit then supplies the inverted signal output end with the switching control signal, modulated by the signal of the first node. This stage enables dynamic adjustment of the inverted signal based on external control inputs, allowing for flexible signal inversion control. The method ensures accurate and adaptable signal inversion, making it suitable for applications in digital logic, signal processing, and other electronic systems requiring precise signal manipulation. The two-stage approach enhances reliability and control over the inversion process.
Unknown
February 4, 2020
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